diff options
| -rw-r--r-- | lib/Lex/PPMacroExpansion.cpp | 1 | ||||
| -rw-r--r-- | test/SemaCXX/warn-unused-member.cpp | 7 |
2 files changed, 8 insertions, 0 deletions
diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp index c6aabde03e..a46e31af44 100644 --- a/lib/Lex/PPMacroExpansion.cpp +++ b/lib/Lex/PPMacroExpansion.cpp @@ -632,6 +632,7 @@ static bool HasFeature(const Preprocessor &PP, const IdentifierInfo *II) { .Case("attribute_objc_method_family", true) .Case("attribute_overloadable", true) .Case("attribute_unavailable_with_message", true) + .Case("attribute_unused_on_fields", true) .Case("blocks", LangOpts.Blocks) .Case("cxx_exceptions", LangOpts.Exceptions) .Case("cxx_rtti", LangOpts.RTTI) diff --git a/test/SemaCXX/warn-unused-member.cpp b/test/SemaCXX/warn-unused-member.cpp index cabc9b6cd6..6a7922e8e5 100644 --- a/test/SemaCXX/warn-unused-member.cpp +++ b/test/SemaCXX/warn-unused-member.cpp @@ -144,6 +144,13 @@ class EverythingUsed { int by_initializer_; }; +class HasFeatureTest { +#if __has_feature(attribute_unused_on_fields) + int unused_; // expected-warning{{private field 'unused_' is not used}} + int unused2_ __attribute__((unused)); // no-warning +#endif +}; + namespace templates { class B { template <typename T> void f(T t); |